diff --git a/docs/en/docs-nav.json b/docs/en/docs-nav.json
index edfebc9544..217467e666 100644
--- a/docs/en/docs-nav.json
+++ b/docs/en/docs-nav.json
@@ -353,22 +353,8 @@
               "path": "PlugIn-Modules.md"
             },
             {
-              "text": "Customizing the Application Modules",
-              "path": "Customizing-Application-Modules-Guide.md",
-              "items": [
-                {
-                  "text": "Extending Entities",
-                  "path": "Customizing-Application-Modules-Extending-Entities.md"
-                },
-                {
-                  "text": "Overriding Services",
-                  "path": "Customizing-Application-Modules-Overriding-Services.md"
-                },
-                {
-                  "text": "Overriding the User Interface",
-                  "path": "Customizing-Application-Modules-Overriding-User-Interface.md"
-                }
-              ]
+              "text": "Customizing/Extending Modules",
+              "path": "Customizing-Application-Modules-Guide.md"
             },
             {
               "text": "Best Practices",